/*******************************************************************************
* KindEditor - WYSIWYG HTML Editor for Internet
* Copyright (C) 2006-2011 kindsoft.net
*
* @author Roddy <luolonghao@gmail.com>
* @site http://www.kindsoft.net/
* @licence http://www.kindsoft.net/license.php
*******************************************************************************/

KindEditor.plugin('insertfile',
    function (K) {
        var self = this,
            name = 'insertfile',
            allowFileUpload = K.undef(self.allowFileUpload, true),
            allowFileManager = K.undef(self.allowFileManager, false),
            formatUploadUrl = K.undef(self.formatUploadUrl, true),
            uploadJson = K.undef(self.uploadJson, self.basePath + 'php/upload_json.php'),
            extraParams = K.undef(self.extraFileUploadParams, {}),
            filePostName = K.undef(self.filePostName, 'imgFile'),
            lang = self.lang(name + '.');
        self.plugin.fileDialog = function (options) {
            var fileUrl = K.undef(options.fileUrl, 'http://'),
                fileTitle = K.undef(options.fileTitle, ''),
                clickFn = options.clickFn;
            var html = [
                '<div style="padding:20px;">',
                '<div class="ke-dialog-row">',
                '<label for="keUrl" style="width:60px;">' + lang.url + '</label>',
                '<input type="text" id="keUrl" name="url" class="ke-input-text" style="width:160px;" /> &nbsp;',
                '<input type="button" class="ke-upload-button" value="' + lang.upload + '" /> &nbsp;',
                '<span class="ke-button-common ke-button-outer">',
                '<input type="button" class="ke-button-common ke-button" name="viewServer" value="' +
                lang.viewServer +
                '" />',
                '</span>',
                '</div>',
                //title
                '<div class="ke-dialog-row">',
                '<label for="keTitle" style="width:60px;">' + lang.title + '</label>',
                '<input type="text" id="keTitle" class="ke-input-text" name="title" value="" style="width:160px;" /></div>',
                '</div>',
                //form end
                '</form>',
                '</div>'
            ].join('');
            var dialog = self.createDialog({
                name: name,
                width: 450,
                title: self.lang(name),
                body: html,
                yesBtn: {
                    name: self.lang('yes'),
                    click: function (e) {
                        var url = K.trim(urlBox.val()),
                            title = titleBox.val();
                        if (url == 'http://' || K.invalidUrl(url)) {
                            alert(self.lang('invalidUrl'));
                            urlBox[0].focus();
                            return;
                        }
                        if (K.trim(title) === '') {
                            title = url;
                        }
                        clickFn.call(self, url, title);
                    }
                }
            }),
                div = dialog.div;

            var urlBox = K('[name="url"]', div),
                viewServerBtn = K('[name="viewServer"]', div),
                titleBox = K('[name="title"]', div);

            if (allowFileUpload) {
                var uploadbutton = K.uploadbutton({
                    button: K('.ke-upload-button', div)[0],
                    fieldName: filePostName,
                    url: K.addParam(uploadJson, 'dir=file'),
                    extraParams: extraParams,
                    afterUpload: function (data) {
                        dialog.hideLoading();
                        if (data.error === 0) {
                            var url = data.url;
                            if (formatUploadUrl) {
                                url = K.formatUrl(url, 'absolute');
                            }
                            urlBox.val(url);
                            if (self.afterUpload) {
                                self.afterUpload.call(self, url, data, name);
                            }
                            alert(self.lang('uploadSuccess'));
                        } else {
                            alert(data.message);
                        }
                    },
                    afterError: function (html) {
                        dialog.hideLoading();
                        self.errorDialog(html);
                    }
                });
                uploadbutton.fileBox.change(function (e) {
                    dialog.showLoading(self.lang('uploadLoading'));
                    uploadbutton.submit();
                });
            } else {
                K('.ke-upload-button', div).hide();
            }
            if (allowFileManager) {
                viewServerBtn.click(function (e) {
                    self.loadPlugin('filemanager',
                        function () {
                            self.plugin.filemanagerDialog({
                                viewType: 'LIST',
                                dirName: 'file',
                                clickFn: function (url, title) {
                                    if (self.dialogs.length > 1) {
                                        K('[name="url"]', div).val(url);
                                        if (self.afterSelectFile) {
                                            self.afterSelectFile.call(self, url);
                                        }
                                        self.hideDialog();
                                    }
                                }
                            });
                        });
                });
            } else {
                viewServerBtn.hide();
            }
            urlBox.val(fileUrl);
            titleBox.val(fileTitle);
            urlBox[0].focus();
            urlBox[0].select();
        };
        self.clickToolbar(name,
            function () {
                self.plugin.fileDialog({
                    clickFn: function (url, title) {
                        var html = '<a class="ke-insertfile" href="' +
                            url +
                            '" data-ke-src="' +
                            url +
                            '" target="_blank">' +
                            title +
                            '</a>';
                        self.insertHtml(html).hideDialog().focus();
                    }
                });
            });
    });